def addroom(request,addroom_form=None):

    dajax = Dajax()
    if request.method == 'POST' and addroom_form != None:
        form = AddRoomForm(deserialize_form(addroom_form))
        if form.is_valid():
            cleaned_form = form.cleaned_data
            room_num = cleaned_form['room_no']
            hostel = cleaned_form['hostel']
            already_avail = AvailableRooms.objects.filter(room_no=room_num,hostel=hostel)
            if already_avail:
                show_alert(dajax,"error","Room already exists")
                return dajax.json()
            else:
                try:
                    form.save()
                    show_alert(dajax,"success","Room Added Successfully")
                    html_content = render_to_string('hospi/AddRoom.html',locals(),RequestContext(request))
                    dajax.assign('#tab2',"innerHTML",html_content)
                    return dajax.json()
                except EditError as error:
                    show_alert(dajax,"error",error.value)
                    return dajax.json()
        else:
            show_alert(dajax,"error","Form is invalid")
            return dajax.json()
    else:
        form = AddRoomForm()
        html_content = render_to_string('hospi/AddRoom.html',locals(),RequestContext(request))
        dajax.assign('#tab2',"innerHTML",html_content)
        return dajax.json()

def hello_world(request):
    """
        Used for testing Dajax + Dajaxice
    """
    dajax = Dajax()
    dajax.assign('#id_content','innerHTML', "Hello world !")
    #dajax.alert("Hello World!")
    return dajax.json()

def roommap(request,hostel_name):  
    
    dajax = Dajax()
    hostel_selected = AvailableRooms.objects.filter(hostel=hostel_name).order_by('room_no')
    html_content =  render_to_string('hospi/RoomMap.html', locals(),RequestContext(request))
    dajax.remove_css_class=('#id_modal','hide')
    dajax.assign('#id_modal',"innerHTML",html_content)
    return dajax.json()

def logout(request,**kwargs):
    dajax = Dajax()
    auth_logout(request)
    dajax.script('$.bootstrapGrowl("Successfully logged out!", {type:"success",delay:10000});' )
    dajax.assign("#login_logout", "innerHTML", '<a href="#login" onclick="$(\'#login\').modal(\'show\');">Login | Sign Up </a>')
    dajax.add_css_class("#dashboard","hide hidden")
    dajax.script("window.location.hash = 'events';")
    return dajax.json()

def hello(request, form=None):
    """
        Test dajax
    """
    dajax = Dajax()
    
    dajax.alert("got from dajax");
    
    return dajax.json()

def contacts(request):
    """
        Used to show table of all members participating in shaastra
        It creates a table for this.
        
        Renders in : right_content
        Refreshes : null
        
        EVERYONE :
            It can be seen by anyone who has signed in
            
        QUERIES TO RETRIEVE:
            1.  Every user's:
                > Name
                > Department
                > Designation
                > Contact
                > Link to profile
    """
    dajax = Dajax() # To hold the json
    
    userprofile = request.user.get_profile()
# Query dictionary will contain UserProfile and the table to be drawn
    query_dictionary = {} # Initialize a blank Query dictionary.
    query_dictionary["userprofile"] = userprofile
    query_dictionary["TASK_STATUSES"] = TASK_STATUSES # To search for status msg
    html_content = ""
    
    # ALL QUERYSETS OF TASKS FILTERED FOR THE USER MUST BE AGAIN FILTERED BY DEPARTMENT (the way I've done it for user_tasks). THIS HANDLES THE MULTIPLE IDENTITY DISORDER.
    # Assigning the above values
    # ALL
    all_users = ERPUser.objects.all()
    query_dictionary["users_info"] = []
    for u in all_users:
        user_info = { 
                        'iden' : u.id,
                        'name' : u.user.first_name + " " + u.user.last_name,
                        'dept' : u.get_dept_subdept(),
                        'desig' : u.get_position(),
                        'ph_mad' : u.chennai_number,
                        'ph_home' : u.summer_number,
                        'email' : u.user.email
                    }
        query_dictionary['users_info'].append(user_info)
    html_content = render_to_string("dash/contacts.html", query_dictionary, RequestContext(request))
        
    if html_content != "": 
        # put html generated above into json if not null
        # if null, alert has already been taken care of
        dajax.assign('#id_content_right','innerHTML', html_content)
    
    
    
    return dajax.json()

def register(request,reg_form=None,coll_form=None):
    dajax=Dajax()
    if request.method=='POST':
        form = RegistrationForm(deserialize_form(reg_form))
        collegeform = CollegeForm(deserialize_form(coll_form))
        if form.is_valid():
            if not collegeform.is_valid():
                collist = form.cleaned_data['college'].split('|')
                collquery = College.objects.using(mainsite_db).filter(name = collist[0],city=collist[1], state=collist[2])
                if collquery.count():
                    college=collquery[0]
                else:
                    college = College(name=collist[0],city=collist[1],state=collist[2])
                    college.save(using='mainsite')
            else:
                college = collegeform.instance
                college.save(using='mainsite')

            cleaned_form = form.cleaned_data
            shaastraid = cleaned_form['shaastra_id']
            if not id_in_db(shaastraid):
                new_user = User(first_name=cleaned_form['first_name'],last_name=cleaned_form['last_name'],username=cleaned_form['username'],email=cleaned_form['email']) 
                new_user.set_password('default')
                new_user.is_active = True
                new_user.save(using='mainsite')
                userprofile = UserProfile(user=new_user,
                        gender = cleaned_form['gender'],
                        branch = cleaned_form['branch'],
                        age = cleaned_form['age'],
                        mobile_number = cleaned_form['mobile_number'],
                        college_roll = cleaned_form['college_roll'],
                        college = college,
                        shaastra_id = shaastraid,
                        )
                userprofile.save(using='mainsite')
            else:
                userprofile = get_userprofile(shaastraid)                
                userprofile.gender = cleaned_form['gender']
                userprofile.branch = cleaned_form['branch']
                userprofile.age = cleaned_form['age']
                userprofile.mobile_number = cleaned_form['mobile_number']
                userprofile.college_roll = cleaned_form['college_roll']
                userprofile.college = college
                userprofile.save(using='mainsite')

            new_form = IndividualForm(initial={'shaastra_ID':shaastraid})
            html_content = render_to_string('hospi/Checkin_form.html',locals(),RequestContext(request))
            dajax.assign('#tab3',"innerHTML",html_content)
            return dajax.json()
        else:
            show_alert(dajax,"error","Form is invalid")
            return dajax.json()

def alerter(request,**kwargs):
    print 'sssssssssssssssssss\n\n\n\n\n'
    dajax=Dajax()
    try:
        col=College(name=text1,city=text2,state=text3)
        col.save()
        #form['college']=col
    except:
        col=College.objects.get(name=text1)
        dajax.alert("Your college is already present")
    
    #return dajax.json()
    return simplejson.dumps({'message':'Added your college:: %s'% text1,'col':col})

def view_tdp(request,event_pk=None):
    dajax = Dajax()
    #get tdp objects from mainsite code
    #import get_tdp_event on top and this takes in event as argument
    #display in a table name and path to file
    event = ParticipantEvent.objects.get(pk=event_pk)
    tdplist = []
    for tdp in TDP.objects.using(mainsite_db).filter(teamevent__event_id = event_pk):
        tdplist.append((tdp,tdp.teamevent.team_id))

    html_content = render_to_string('events/view_tdp.html',locals(),RequestContext(request))
    dajax.assign('#id_content_right','innerHTML',html_content)
    return dajax.json()

def choose(request,choose_eventform=None):
    dajax=Dajax()
    if request.method=='POST' and choose_eventform != None:
        form = ChooseEventForm(deserialize_form(choose_eventform))
        if form.is_valid():
            clean_form = form.clean()
            event_name = clean_form['event']
            generic_event_instance = GenericEvent.objects.get(title = event_name)
            event_pk = generic_event_instance.pk
            parti_event_instance = ParticipantEvent.objects.get(pk = event_pk)
            mins = parti_event_instance.team_size_min
            maxs = parti_event_instance.team_size_max
            teamformset = formset_factory(ShaastraIDForm,extra=maxs)
            data={
                    'form-TOTAL_FORMS':u'',
                    'form-INITIAL_FORMS':u'',
                    'form-MIN_NUM_FORMS':u'',
                    'form-MAX_NUM_FORMS':u'',
                    }
            html_content = render_to_string('hospi/CreateTeam.html',locals(),RequestContext(request))
            dajax.assign('#tab6',"innerHTML",html_content)
            return dajax.json()
        else:
            show_alert(dajax,"error","Form invalid")
            return dajax.json()
    else:
        form = ChooseEventForm()
        html_content = render_to_string('hospi/Choose.html',locals(),RequestContext(request))
        dajax.assign('#tab6',"innerHTML",html_content)
        return dajax.json()

def select_event_type(request, event_name=None, event_pk=None, event_type_selected=None):
    """
        This function changes type of the event from GenericEvent  to Audience or Participant event based on input from the coord
        
        You can query based on name or pk.
    """
    dajax = Dajax()
    json_dict = {}
    event_instance = None
    
    # Argument validation
    if not ( event_name or event_pk ): # Neither arg given
        show_alert(dajax, "error", "There is some error on the site, please report to WebOps team")
        return dajax.json()
    elif event_name and event_pk: # Both args given ..
        show_alert(dajax, "error", "There is some error on the site, please report to WebOps team.")
        return dajax.json()
    elif event_pk:
        event_query = GenericEvent.objects.filter(pk=event_pk)
    elif event_name:
        event_query = GenericEvent.objects.filter(title=event_name)
    
    if event_query:
        generic_event_instance = event_query[0]
        event_pk = generic_event_instance.pk
        event_instance = GenericEvent.objects.get(pk=event_pk)
    else:
        show_alert(dajax, "error", "This event has not been created on the site. Contact WebOps team.")
        return dajax.json()
    
    if event_type_selected:
        if event_type_selected=='Participant':
            p_event_instance = ParticipantEvent()
            p_event_instance.pk = event_instance.pk
            p_event_instance.title = event_instance.title
            p_event_instance.category = event_instance.category
            p_event_instance.event_type = 'Participant'
            p_event_instance.save()
            request.user.get_profile().event = p_event_instance
            #form = ParticipantEventDetailsForm(deserialize_form(edit_form), instance = event_instance)
        elif event_type_selected=='Audience':
            a_event_instance = AudienceEvent()
            a_event_instance.pk = event_instance.pk
            a_event_instance.title = event_instance.title
            a_event_instance.category = event_instance.category
            a_event_instance.event_type = 'Audience'
            a_event_instance.save()
            request.user.get_profile().event = a_event_instance
        dajax.script("location.reload();")
    else:
        context_dict = {'model_instance' : event_instance}
        html_content = render_to_string('events/select_event_type.html', context_dict, RequestContext(request))
        dajax.assign("#id_content_right", "innerHTML", html_content) # Populate content
    
    return dajax.json()

def choose_event_parti(request,choose_form=None):
    dajax=Dajax()
    if request.method=="POST" and choose_form != None:
        form=ChooseEventForm(deserialize_form(choose_form))
        if form.is_valid():
            clean_form = form.clean()
            event_name = clean_form['event']
            generic_event_instance = GenericEvent.objects.get(title=event_name)
            event_pk = generic_event_instance.pk
            teameventlist = TeamEvent.objects.using(mainsite_db).filter(event_id = event_pk)
            userlist = []
            for team in teameventlist:
                userlist.append([team.users.all(),team.team_name])
            #if exportCSV:
            #response = HttpResponse(content_type='text/csv')
            #response['Content-Disposition'] = 'attachment; filename="participants.csv'
            #writer = csv.writer(response)
            #writer.writerow(['Name','Username','Email','Mobile','Team Name','College','Shaastra ID','Want Accomodation'])
            #for user1,team_name in userlist:
                #for all_users in user1:
                 #   writer.writerow([all_users.first_name,all_users.username,all_users.email,all_users.userprofile_set.all()[0].mobile_number,team_name, all_users.userprofile_set.all()[0].college,all_users.userprofile_set.all()[0].shaastra_id,all_users.userprofile_set.all()[0].want_accomodation])
            html_content = render_to_string('events/coreshow_reg_part.html',locals(),RequestContext(request))
            dajax.assign('#id_content_right','innerHTML',html_content)
            return dajax.json()
    else:
        form=ChooseEventForm()
        html_content = render_to_string('events/choose_event_reg_part.html',locals(),RequestContext(request))
        dajax.assign('#id_content_right','innerHTML',html_content)
        return dajax.json()

def new_blog(request, form=None):
    """
        Handles the creation of a blog post
        - if user not logged in, give alert
        
        Populates : Features
        
        Removes : Showcase, Sponsors
    """
    dajax = Dajax()

    html_content = ""
    dajax.add_css_class("#showcase", "hide")
    dajax.add_css_class("#sponsors", "hide")

    if request.method == "POST":
        form = ThreadForm(deserialize_form(form))
        print form
        if form.is_valid():  # check validity
            form.save()
            show_alert(dajax, "success", "Your post has been saved !")
        else:  # form was not valid, show errors
            dajax.remove_css_class("#form_new_blog_post input", "error")
            for error in form.errors:  # tell which parts had errors
                dajax.add_css_class("#id_%s" % error, "error")
            print [error for error in form.errors]
            show_alert(dajax, "error", "There were some errors : please rectify them")  # show alert

def show_event_list(request,choose_form = None):

    dajax = Dajax()
    if request.method == 'POST' and choose_form != None:
        form = ChooseEventForm(deserialize_form(choose_form))
        if form.is_valid():
            #Basically emulating show_event_erp without checking for errors
            clean_form = form.clean()
            event_name = clean_form['event']
            generic_event_instance = GenericEvent.objects.get(title = event_name)
            event_type = generic_event_instance.event_type
            event_pk = generic_event_instance.pk
            if event_type == 'Participant':
                event_instance = ParticipantEvent.objects.get(pk=event_pk)
                form = ParticipantEventDetailsForm(instance = event_instance)
            if event_type == 'Audience':
                event_instance = AudienceEvent.objects.get(pk=event_pk)
                form = AudienceEventDetailsForm(instance = event_instance)
            tab_list = Tab.objects.filter(event=event_instance)
            #context_dict = {'model_instance' : event_instance, 'type' : 'tab', 'form' : form}
            html_content = render_to_string('events/erp_tabs.html', locals(), RequestContext(request))
            dajax.assign("#id_content_right", "innerHTML", html_content)
            return dajax.json()

        else:
            show_alert(dajax,"error","No content has been uploaded for this event")



    else:
        form = ChooseEventForm()
        html_content = render_to_string('events/choose_event.html', locals(),RequestContext(request)) 
        dajax.assign('#id_content_right','innerHTML', html_content)
        return dajax.json()

def change_password_form(request):
    dajax = Dajax()
    dajax.script("$(\'#dashboard #loading_dash_dajax\').hide();")
    #: if user has chosen a college in dropdown, depopulate it OR growl
    if not request.user.is_authenticated():
        dajax.script('$.bootstrapGrowl("Login First!", {type:"danger",delay:10000} );')
        return dajax.json()
    profile = UserProfile.objects.get(user=request.user)
    change_password_form = ChangePasswordForm()
    context_dict = {'form_change_password':change_password_form,'profile':profile,'settings':settings}
    html_stuff = render_to_string('dashboard/change_password.html',context_dict,RequestContext(request))
    if html_stuff:
        dajax.assign('#content_dash','innerHTML',html_stuff)
        #dajax.script('$("#event_register").modal("show");')
    return dajax.json()

def delete_task(request, primkey):
    """
        This function handles deleting any task
        CORES : (ONLY)
            Only they can delete tasks.
        
        Renders in : alert
        Refreshes : right_content
    """
    dajax = Dajax()
    try:
        task = Task.objects.get(pk = primkey)
        subj = task.subject
        task.delete()
        show_alert(dajax, "success", "Task " + subj + " was deleted !") # Shows alert
        dajax.script("modal_hide()") # This refreshes the current tab to update what changes need to be made
    except:
        show_alert(dajax, "error", "That task does not exist !") # Shows alert
        
    return dajax.json()

def add_member_form(request,teamevent_id = None):
    dajax = Dajax()
    dajax.script("$(\'#dashboard #loading_dash_dajax\').hide();")
    if teamevent_id is None:
        return dajax.json()
    try:
        teamevent = TeamEvent.objects.get(id = teamevent_id)
    except:
        return dajax.json()
    html_stuff = render_to_string('dashboard/add_member.html',{'teamevent':teamevent},RequestContext(request))
    if html_stuff:
        dajax.assign('#content_dash','innerHTML',html_stuff)
    return dajax.json()

def contactus(request, form = None):
    """
        Handles the "contact us" form on the home page
    """
    dajax = Dajax() # to hold dajax-json
    
    if request.method == 'POST':
        form = ContactRequestsForm(deserialize_form(form))
        print form
        if form.is_valid(): # check validity
            form.save()
            # @Ali: clear the form after saving it, the below command didnt do it, and make the send button pseud
            #form = ContactRequestsForm()
            show_alert(dajax, "success", "Your message has been submitted. We will get back to you shortly")
        else: # form was not valid, show errors
            dajax.remove_css_class('#form_footer_contactus input', 'error')
            for error in form.errors: # tell which parts had errors
                dajax.add_css_class('#id_%s' % error, 'error')
            print [error for error in form.errors]
            show_alert(dajax, 'error', "There were some errors : please rectify them") # show alert

def update_event(request,form):
    dajax = Dajax()
    form = UpdateForm(deserialize_form(form))
    event_object = request.user.get_profile().event
    all_updates = Update.objects.filter(event=event_object)
    major_count = 0
    update_count = 0
    if form.is_valid():
        for u in all_updates:
            if u.category=='Updates' and u.expired is False:
                update_count = update_count + 1
                print update_count
            elif u.category=='Major Update' and u.expired is False:
                major_count = major_count + 1
                print major_count
            elif update_count>4 and u.category=='Updates':
                dajax.alert("This event already has 4 Updates.\
                    Please mark one update as Expired before adding a new update")
            elif major_count>1 and u.category=='Major Update':
                dajax.alert("This event already has one Major Update.\
                    Please mark the Major Update as Expired before adding another one")
    #Write to json here

    else :
        template = loader.get_template('events/home.html')
        t = template.render(RequestContext(request,locals()))
    return dajax.json()

def show_blog(request, primkey=None):
    """
        Shows the blog entries on the page
        
        Populates : Features
        
        Removes : Showcase, Sponsors
    """
    dajax = Dajax()

    dajax.add_css_class("#showcase", "hide")
    dajax.add_css_class("#sponsors", "hide")

    html_content = ""

    if primkey:
        pass
        show_alert(dajax, "info", "This part has not yet been completed")
    else:
        bloglist = Thread.objects.all()
        # print bloglist
        for i in bloglist:
            i.description = (i.description[:100] + " ....") if len(i.description) > 100 else i.description
        html_content = render_to_string("blog/show.html", {"bloglist": bloglist}, RequestContext(request))

    if html_content:
        dajax.assign("#features", "innerHTML", html_content)

    return dajax.json()